Clamp Screw Rigid Coupling CNC Stepper Motor Shaft Coupler
Description of Clamp Screw Rigid Coupling CNC Stepper Motor Shaft Coupler
1. Low Inertia, high sensitivity
2. High Rigid Torque
3. Zero Rotary Clearance
4. High Oil Resistance, high chemical resistance
5. No need of Maintenance, low cost
6. Suitable for shaft support and push-pull applications
Parameter of Clamp Screw Rigid Coupling CNC Stepper Motor Shaft Coupler
| Item | Bore size | D | L | L1/L2 | E | F | F1 | G | M | Tightening Torque N.m | |||
| d1 | d2 | ||||||||||||
| min. | max. | min. | max. | ||||||||||
| RC16 | 4 | 6 | 4 | 6 | 16 | 16 | - | - | 3.8 | - | M3 | - | 0.7 |
| RC16C | 5 | 6 | 5 | 6 | 16 | 7.5 | 0.6 | 3.8 | - | - | 2*M2.5 | 1 | |
| RC20 | 5 | 10 | 5 | 10 | 20 | 30 | - | - | 7 | - | M3 | - | 0.7 |
| RC20C | 5 | 8 | 5 | 8 | 30 | 14.7 | 0.6 | 3.8 | - | - | 4*M3 | 1 | |
| RC25 | 6 | 12 | 5 | 12 | 25 | 40 | - | - | 9 | - | M4 | - | 1.7 |
| RC25C | 6 | 10 | 5 | 10 | 40 | 19.5 | 1 | 5 | - | - | 4*M4 | 1.5 | |
| RC30 | 8 | 16 | 6 | 16 | 32 | 44 | - | - | 10 | - | M4 | - | 1.7 |
| RC30C | 8 | 10 | 6 | 10 | 44 | 21 | 1.2 | 5.5 | - | - | 4*M4 | 2.5 | |
| RC40 | 10 | 24 | 10 | 24 | 43 | 50 | - | - | 12 | - | M6 | - | 7 |
| RC40C | 10 | 22 | 10 | 22 | 50 | 24.2 | 1.5 | 6.5 | - | - | 4*M5 | 4 | |
| Item | Rated Torque (N.m) | Max. torque (N.m) | Allowable speed (min-1) | Moment of inertia | Net weight (g) |
| RC16 | 0.3 | 0.6 | 20000 | 0.4 | 11 |
| RC16C | 0.3 | 0.6 | 18000 | 0.3 | 9 |
| RC20 | 0.5 | 1 | 20000 | 1.3 | 20 |
| RC20C | 0.5 | 1 | 16000 | 0.9 | 15 |
| RCL20C | 0.5 | 1 | 14000 | 0.9 | 18 |
| RC25 | 1 | 2 | 20000 | 3.9 | 39 |
| RC25C | 1 | 2 | 16000 | 2.7 | 29 |
| RCL25C | 1 | 2 | 12000 | 3.4 | 38 |
| RC30 | 2 | 4 | 19000 | 12 | 71 |
| RC30C | 2 | 4 | 14000 | 7.1 | 51 |
| RCL30C | 2 | 4 | 10000 | 10 | 70 |
| RC40 | 4.5 | 9 | 12000 | 46 | 170 |
| RC40C | 4.5 | 9 | 10000 | 34 | 130 |
| RCL40C | 5 | 10 | 8000 | 42 | 160 |
Order example
| Item type | Outer dia. | clamp screw | d1 | d2 |
| RC | 43 | C | 18 | 22 |
